tia-hmi-operations

# tia-hmi-operations ## Scope HMI engineering — full C# Openness implementation. When the roadmap routes here, the entire solution is C#. Do not mix with Python wrapper calls. Always load `tia-csharp-common` first (done by roadmap). --- ## Reference files Load ONLY the reference file(s) relevant to the task. Do not load all files at once. ### Classic WinCC (WinCC.dll — `HmiTarget`) | Reference file | When to use | |---|---| | `references/hmi-target.md` | **Initialize/Compile:** Getting the `HmiTarget` from a device; compiling HMI; HMI object model overview; namespace-to-composition mapping. | | `references/screens.md` | **Screens:** Creating and managing screen folders; deleting screens, screen templates, or entire folder contents. | | `references/hmi-composition-hierarchy.md` | **Screen Items & Alarms:** Complete screen composition tree (popups, slideins, templates, global elements); screen item attributes; Alarms, Recipes, and Reports API. | | `references/tags.md` | **Tags:** Creating HMI tag table folders; enumerating tags; deleting individual tags or tag tables. | | `references/scripts-cycles-connections.md` | **Services:** Managing VB scripts and folders; cycles, connections, text lists, and graphic lists. | ### WinCC Unified (WinCCUnified.dll — `HmiSoftware`) | Reference file | When to use | |---|---| | `references/unified-overview.md` | **Initialize/Overview:** Getting `HmiSoftware` entry point; full composition map; required namespaces. | | `references/unifi...